A comprehensive analysis of all available Hubble Space Telescope data shows that Nix and Hydra are wobbling unpredictably.
If you lived on one of Pluto's moons, Nix or Hydra, you'd have a hard ti... Read more
Celebrating 25 years of the NASA/ESA Hubble Space Telescope.(1990/04/24)
http://hubblesite.org/... Read more
A group of astronomers from the U.S., Europe, Chile, and South Africa have determined that 70,000 years ago a recently discovered dim star is likely to have passed through the solar system’s distant... Read more